What does this mean and how do I fix it?

Platform: Steam
Issue Type: Crash
Game Mode: Co-op
Server Type: PvE
Map: Isle of Siptah
Server Name: None
Mods: None

I’m not sure it’s a bug, but I don’t know. Both of my monitors turned black, the game froze on me and an error popped up. I couldn’t move my mouse or anything to get out of it, I couldn’t even bring up the task manager to force close so I had to completely shutdown my laptop to get out of it. I’m a new member so I’m unable to post a picture of the error that popped up so I will type it out below. I have tried verifying the game files, restarted the game and even did a clean reinstall and the problem happened again.

Fatal Error: [File:C:\B\tech_exiles\code\engine\source\runtime\windows\D3D11RHI\Private\D3D11Util.cpp] [Line: 181] Unreal Engine is exiting due to D3D device being lost. [Error: 0x887A0007 - ‘RESET’)

I’ve played this game for a long time and never had this issue so I know it’s not an issue with my laptop not being able to run the game, it can run it just fine and quite beautifully but I’ll include specs below if it might help.

Processor Intel(R) Core™ i5-10300H CPU @ 2.50GHz, 2496 Mhz, 4 Core(s), 8 Logical Processor(s)
NVIDIA GeForce GTX 1650 Ti
Installed Physical Memory (RAM) 32.0 GB

Please keep in mind, I’m not a techy person so if something in those specs don’t make sense, just ask and I’ll correct it or let you know what you need to know.

Any help would be fantastic. Thank you so much.

Through steam, try to verify the integrity of your game files. Sometimes steam can push through a corrupt file in an update, validating will reinstall the problem file(s)

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Did you overclock your GPU?
It happens pretty often, when doing so. D3D device being lost is that the driver crashed, and restarted, so the GPU often times is literally shut down, and atarted again.

Or a bad graphics driver, try updating or reinstalling the driver if you can.

Side note: mine crashes after every 30 second, not even overclocked, default setting. Amd card, the 23.4.2 version of the software is a terribly unstable one, rhankfully there is a newer version of it, which fixed.

If your monitors are going black, that typically indicates the video driver crashing. I’d suggest the same thing that I did for this other poster:

Ideally, if a user-mode video driver crashes, Windows should automagically restart it and all things are right again in the world. Unfortunately, the game engine that Conen Exiles uses (and lot of other games) doesn’t handle the recovery well; any device change (even innocuous things, like a change in audio source) can cause UE4 to just spasm and crash.

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Yeah, sadly that’s true. Especially with this modified version of UE, because I play other UE games, like Borderlands 2/3 (UE3 and UE4), and none of them had a problem, ever, related to the graphics driver.

Thanks everyone for responding!

Yesterday I did install the update that my Intel driver needed and I did a clean reinstall of my Nvidia driver as well, got back on Conan and it worked GREAT.

Unfortunately, I was on Conan for about 10 minutes just now and it did the same thing again. Both of my monitors went black, one monitor stayed off completely like my computer wasn’t detecting it anymore, I got the same error as yesterday in my original post and I had to completely shut down my laptop to get out of it because I couldn’t even move my mouse.

I was hoping doing that with the drivers yesterday had fixed it, and it did for the day but today it seems to be acting up again for some reason.

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So I did do this yesterday with my graphics drivers. I did a clean re-install of my Nvidia driver AND my Intel driver. It worked for the day but this morning I went to get on and after 10 minutes it unfortunately did the same exact thing. Both monitors went black, one monitor actually stayed black like my computer wasn’t detecting it anymore and I had to force shutdown my laptop because I couldn’t even move my mouse to get out of it.

Also, I have no idea if I’m overclocking my GPU. I’m a bit computer illiterate with stuff like that lol

That is the D3D error which has render thread as a buddy:

It is UE4 conflicting with your system in some way. The above steps are the known possible solutions but not exhaustive. If you see d3d errors for other games with additional solutions, try those as well. It’s not specific to CE.

Is it possible this is a heat-related issue? You say this is on a laptop, has anything changed environmentally that could be causing it to run hotter (e.g.: a change in location, anything possibly restricting airflow, etc.)?

If you open the Task Manager, select the Performance tab and look on the left-hand side for your GPU, what does it show as the GPU utilization and temperature when the game has been running for a few minutes?

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Okay so you hit the nail on the head with this one. It’s now starting to do this with ALL of my games as of today. I just tried to get on Ark Survival Evolved (Not the Steam version), which I’ve also never had an issue running, and 10 minutes in it did the same thing.

I’m going to do some of those solutions you listed and see if any of them help. I appreciate you taking time to respond to me.

As of today, it’s actually starting to do it with EVERY game I try to run. I just tried to get on Ark Survival and it did the same thing not 10 minutes into the game so I guess now I know it’s not just a specific game issue lol

There haven’t been any environment changes but I’m going to check the GPU thing here in a sec. I appreciate you taking the time to respond and try to help me!

Unfortunately, this sounds like either a heat-related problem or you have a system component that’s failing (memory would be a likely culprit, in my experience).

If you feel comfortable with it, I’d also recommend going to your laptop vendor’s support site and check to see if they have any UEFI (BIOS) firmware updates and/or chipset driver updates for your device.

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One additional thought. If you have any external devices plugged into your laptop (additional monitors, external drives, keyboard, mouse, etc.) try unplugging them and just use your built-in keyboard and touchpad and see if the problem persists. In particular, I’ve seen misbehaving USB devices cause systems to fall over. It’s a long shot, but easy to eliminate as a potential cause.

I had the most strange thing happen. I went to check my drivers that I updated yesterday, just to double check…and it said they all needed updating again. My Intel driver AND my Nvidia one. I did them both yesterday so it was like they both uninstalled somehow? Or maybe the installations yesterday didn’t take? I’m not 100% sure, that was just strange. So I’m in the process of RE-installing those and making SURE they install this time and stick. Someone else posted to update my Unreal Engine and I discovered I didn’t even have Unreal Engine because I don’t use epic games but he was like the 5th person to tell me to update it so I went ahead and installed that as well if it will help with this any?

If none of this works then I’m probably just going to take my computer in somewhere to get looked at. I’m comfortable with doing stuff like this, drivers, settings and what not but anything past that I’m scared I’m going to mess something up. You have been so incredibly helpful and explaining to me what that error meant to begin with helped me a LOT so I appreciate you!

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I love seeing people helping each other out on this Forum @BrattyKatty

Since its a laptop, I’d make sure and check the default set driver and the battery boost suggestion. Its probably trying to slip in the onboard intel chip instead of the nvidia

What do you mean by Battery Boost Suggestion?

Oh wait, in my GEForce. I found it. Should I turn it off? Because it is on.

You don’t need Unreal Engine at all, it’s a completely separate program.